Integration Testing for Restore and Build

[agocke]

Priority: P0
Estimate: 1-2 hours
Status: Not Started
Depends on: Task 4.2 - Add Package References to Compiler

Description

Create comprehensive integration tests for the restore → build workflow.

Tasks

• [ ] Create test project with PackageReferences
• [ ] Test dn restore → dn build workflow
• [ ] Test build without restore (should fail gracefully)
• [ ] Test build after package update
• [ ] Add to DnTests suite

Files to create/modify

• tests/test_restore/ (expand existing)
• tests/DnTests/RestoreBuildTests.cs (new)

Acceptance criteria

• Can restore → build a project using Newtonsoft.Json
• Can use types from restored packages
• Build fails clearly if restore not run

Phase

🔴 CRITICAL - Phase 4: Complete Restore Integration